Home / 56,081,057.28-77,391,826.56-30,326,945.28

Finding the Fourth Proportional to 56,081,057.28, 77,391,826.56 and 30,326,945.28

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Solution

The fourth proportional to 56,081,057.28, 77,391,826.56 and 30,326,945.28 is: 41,851,166.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,081,057.28 : 77,391,826.56 = 30,326,945.28 : x
  2. Step 2: Convert to fraction form
    56,081,057.28/77,391,826.56 = 30,326,945.28/x
  3. Step 3: Cross multiply
    56,081,057.28x = 77,391,826.56 × 30,326,945.28
  4. Step 4: Simplify right side
    56,081,057.28x = 2,347,057,689,204,371
  5. Step 5: Solve for x
    x = 2,347,057,689,204,371/56,081,057.28
  6. Step 6: Final answer
    x = 41,851,166.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.